Cheapest one-way flights from Chicago to London in August from 395€

AirHint found the following cheapest one-way flights from Chicago (MDW) to London (LGW) in August 2026 (see full year).

One-Way flights

29 Aug Air Transat
20 Aug Porter Airlines (Canada) Ltd
28 Aug Porter Airlines (Canada) Ltd
19 Aug Porter Airlines (Canada) Ltd
15 Aug Porter Airlines (Canada) Ltd
26 Aug Porter Airlines (Canada) Ltd
03 Aug Porter Airlines (Canada) Ltd
04 Aug Porter Airlines (Canada) Ltd
24 Aug Southwest Airlines

Also check the deals for return flights from Chicago to London in August.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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